Lightweight. Fast. Grippy. Fast. Responsive. Fast. There are many words to describe the speedy Superior 4.5. The Quantic™ midsole offers a lightweight yet responsive ride for high-speed trail days. TheMaxTrac™ outsole and multi-directional lug pattern brings grippy traction to any terrain. The improved upper brings better breathability and durability. And finally, the removable StoneGuard™ offers lightweight rock protection for when the trails get extra rugged.
Features • Weight: 7.0oz/198g • Insole: 6mm Contour Footbed with removable StoneGuard™ • Midsole: Quantic™ with InnerFlex™ • Outsole: MaxTrac™ Rubber with TrailClaw™ • Cushion: Low • Stack Height: 21mm • Upper: Seamless wrap-around engineered knit
Benefits • Balanced Cushioning: Places your heel and forefoot the same distance from the ground to encourage proper, low-impact form throughout your run • Footshape™ Toe Box: Allows your toes to relax and spread out naturally for more comfort and stability • Fit4her™: The Fit4Her™ technology means we customize every women's shoe to the unique anatomy of the female foot • Innerflex™: Grid-like grooves in the midsole allow your foot to flex while being lighter, for more speed and better performance • Gaitertrap™: Hook-and-loop tab allows strapless gaiter attachment that prevents debris from building up beneath the shoe • Trailclaw™: Canted lugs positioned strategically beneath the metatarsals to provide traction at toe off • MaxTrac™: A perfect combination of grip, traction and durability that will eat up gnarly terrain like a boss • Quantic™: Quantic™ was inspired by a desire to combine the plush feel of Altra Ego™ with a lightweight ride, it cushions every step and floats over any surface
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